Patent Assignment
Reel/Frame 057946/0595
Assignment of Assignor's Interest
Recorded: 2021-10-28
Pages: 3
Assignors
SEIWERT, HEINRICH JOHANNES
Executed: 2021-10-27
GROITL, FELIX
Executed: 2021-10-22
LE TIEC, CHRISTIANE
Executed: 2021-10-22
BRAMMER, ULRICH ALFRED
Executed: 2021-10-28
Assignee
MKS INSTRUMENTS, INC.
2 TECH DRIVE, SUITE 201, ANDOVER, MASSACHUSETTS, 01810
Covered Property
(1)
Multi-Wavelength Ozone Concentration Sensor and Method of Use
Related Assignments
(6)
Other recorded transfers of the patent in this record — the chain of ownership.
Security Interest
Oct 28, 2021
From: ELECTRO SCIENTIFIC INDUSTRIES, INC.; MKS INSTRUMENTS, INC.
To: BARCLAYS BANK PLC
Reel/Frame 057953/0068 →
Security Interest
Oct 28, 2021
From: ELECTRO SCIENTIFIC INDUSTRIES, INC.; MKS INSTRUMENTS, INC.
To: BARCLAYS BANK PLC
Reel/Frame 057953/0109 →
Security Interest
Aug 19, 2022
From: MKS INSTRUMENTS, INC.; NEWPORT CORPORATION; ELECTRO SCIENTIFIC INDUSTRIES, INC.
To: JPMORGAN CHASE BANK, N.A., AS COLLATERAL AGENT
Reel/Frame 061572/0069 →
Release of Security Interest
Aug 24, 2022
From: BARCLAYS BANK PLC
To: MKS INSTRUMENTS, INC.; NEWPORT CORPORATION; ELECTRO SCIENTIFIC INDUSTRIES, INC.
Reel/Frame 062739/0001 →
Release of Security Interest
Aug 24, 2022
From: BARCLAYS BANK PLC
To: MKS INSTRUMENTS, INC.; NEWPORT CORPORATION; ELECTRO SCIENTIFIC INDUSTRIES, INC.
Reel/Frame 063009/0001 →
Change of Name
Oct 24, 2025
From: MKS INSTRUMENTS INC.
To: MKS INC.
Reel/Frame 073258/0273 →